lkml.org 
[lkml]   [2006]   [Mar]   [8]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
    /
    Date
    From
    SubjectRe: drivers/media/video/saa7115.c misreports max. value of contrast and saturation
    On Wed, Mar 08, 2006 at 07:47:43PM -0300, Mauro Carvalho Chehab wrote:
    > Adrian,
    >
    >
    > Em Qua, 2006-03-08 às 22:19 +0100, Adrian Bunk escreveu:
    > > On Wed, Feb 15, 2006 at 12:19:08AM -0500, Kyler Laird wrote:
    > >
    > > > For changes to V4L2_CID_CONTRAST and V4L2_CID_SATURATION, the value is
    > > > checked by "if (ctrl->value < 0 || ctrl->value > 127)" yet the maximum
    > > > value in v4l2_queryctrl is set to 255 for both of these items. This
    > > > means that programs (like MythTV) which set the contrast and saturation
    > > > to the midvalue (127) get *full* contrast and saturation. (It's not
    > > > pretty.)
    > > >
    > > > Setting the maximum values to 127 solves this problem.
    > >
    > > Mauro, can you comment on this issue?
    > Yes. Patch is already available at both git and mercurial trees, fixing
    > it for saa7115 and cx25840:
    >
    > http://linuxtv.org/hg/v4l-dvb?cmd=changeset;node=b77c2f933b620bccaa751d556c1aa2fca30de7ec;style=gitweb

    This patch seems to be 2.1.16 stuff?

    > Cheers,
    > Mauro.

    cu
    Adrian

    --

    "Is there not promise of rain?" Ling Tan asked suddenly out
    of the darkness. There had been need of rain for many days.
    "Only a promise," Lao Er said.
    Pearl S. Buck - Dragon Seed

    -
    To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
    the body of a message to majordomo@vger.kernel.org
    More majordomo info at http://vger.kernel.org/majordomo-info.html
    Please read the FAQ at http://www.tux.org/lkml/

    \
     
     \ /
      Last update: 2006-03-09 00:49    [W:0.022 / U:4.992 seconds]
    ©2003-2017 Jasper Spaans. hosted at Digital OceanAdvertise on this site